package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.ListView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.Volley;
import com.example.myapplication.adapter.NewsAdapter;
import com.example.myapplication.bean.NewsBean;
import com.google.gson.Gson;
import com.google.gson.JsonObject;

import org.json.JSONException;
import org.json.JSONObject;

import java.util.List;

public class MainActivity extends AppCompatActivity {

    private ListView newListView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        initData();
        initEvent();
    }
    private  void initView(){
        newListView = findViewById(R.id.news_listview);

    }
    private  void initData(){
        String url = "http://v.juhe.cn/toutiao/index?key=6d27e87ba492e50dd20d47da8af7431c";
//       JSONObject JSONObject jsonObject = new JSONObject();
//        try {
//            jsonObject.put("key","6d27e87ba492e50dd20d47da8af7431c");
//        } catch (JSONException e) {
//            e.printStackTrace();
//        }
        RequestQueue requestQueue = Volley.newRequestQueue(MainActivity.this);
        JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.POST, url, new Response.Listener<JSONObject>() {
            @Override
            public void onResponse(JSONObject jsonObject) {
                Gson gson = new Gson();
                NewsBean newsBean = gson.fromJson(jsonObject.toString(),NewsBean.class);
                List<NewsBean.ResultBean.DataBean> dataBeans = newsBean.getResult().getData();
                newListView.setAdapter(new NewsAdapter(MainActivity.this,dataBeans));
            }
        }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError volleyError) {
                Toast.makeText(MainActivity.this,"网络请求失败",Toast.LENGTH_LONG).show();
            }
        });
        requestQueue.add(jsonObjectRequest);
    }
    private  void initEvent(){

    }
}











